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Pre-harvest interval drops for Warrior/Zeon in soybean

Editor’s note: This article is from the archives of the MSU Crop Advisory Team
Alerts. Check the label of any pesticide referenced to ensure your use is
included.

Syngenta just announced a reduction in the pre-harvest interval (PHI) for Warrior w/ Zeon Technology on soybeans only.
The new PHI is 30 days, compared to 45 days. This change is
particularly important for soybean aphid control. The recommended rates
remain the same:

D. Wang, J. F. Boyse, and R. G. Laurenz, Dept. of Plant Soil & Microbial Sciences | This report provides information on the performance of Conventional, Liberty Link, and Roundup Ready soybean varieties in Michigan in 2016. The presentation of data for the entries tested does not suggest approval or endorsement of varieties by MSU>